Chatham Historical Society
Chatham Historical Society operates on a minimal budget with no paid officers.
EIN: 20431004 · Chatham, NH · NTEE: A80 · Updated: 2026-03-28
| Metric | Value |
|---|---|
| Total Expenses | $9K |
| Program Spending | 90% |
| Net Assets | $36K |
| Transparency Score | 85/100 |
Is Chatham Historical Society Legit?
Some Concerns
Assessment based on IRS 990 filings, spending patterns, and AI analysis. Not a guarantee of legitimacy. Full charity check →
Chatham Historical Society directs 90% of its spending to programs. This exceeds the industry benchmark of 65%, indicating strong mission focus.
About Chatham Historical Society
Chatham Historical Society (EIN: 20431004) is a nonprofit organization based in Chatham, NH, classified under NTEE code A80. The organization reported total revenue of $0 and total assets of $0 according to its most recent IRS 990 filing. This transparency report provides an AI-powered analysis of Chatham Historical Society's financial health, spending patterns, executive compensation, and overall mission effectiveness based on publicly available IRS data.
Organization Overview
Chatham Historical Society is a micro nonprofit that has been operating for 7 years, with 3 years of IRS 990 filings on record (2016–2018). Revenue has grown at a compound annual rate of 205.4%.
Key Financial Metrics (2018)
From the most recent IRS 990 filing on record:
| Total Revenue | $21K |
| Total Expenses | $9K |
| Surplus / Deficit | +$13K |
| Total Assets | $36K |
| Net Assets | $36K |
| Operating Margin | 58.9% |
| Months of Reserves | 49.1 months |
Financial Health Grade: A
In 2018, Chatham Historical Society reported a surplus of $13K with revenue exceeding expenses, holds 49.1 months of operating reserves (strong position).
Financial Trends
Over 3 years of filings (2016–2018), Chatham Historical Society's revenue has grown at a compound annual growth rate (CAGR) of 205.4%.
| Year | Revenue Change | Expense Change | Asset Change |
|---|---|---|---|
| 2018 | +600.5% | +203.5% | +54.0% |
| 2017 | +33.2% | +25.4% | +0.7% |
IRS Tax-Exempt Classification
| IRS Classification Codes | 1000 |
| IRS Ruling Date | 2019 |
Classification data from ProPublica Nonprofit Explorer. Additional BMF data may be available after enrichment.
AI Transparency Report
Mission Effectiveness Score
NonprofitSpending's AI analysis rates Chatham Historical Society with a Mission Score of 85 out of 100 (Excellent). This score reflects the organization's overall financial transparency, program spending efficiency, and governance indicators derived from IRS 990 public filings.
Spending Breakdown
- admin: 10%
- programs: 90%
- fundraising: 0%
According to IRS 990 filings, Chatham Historical Society allocates its expenses as follows: admin: 10%, programs: 90%, fundraising: 0%. With 90% directed toward programs, this reflects a strong commitment to its charitable mission.
Key Financial Metrics (2018)
From the most recent IRS 990 filing on record:
- The organization reported a surplus of $13K, with revenue exceeding expenses.
Executive Compensation Analysis
Executive compensation is 0% across all reported periods, indicating that the organization is entirely volunteer-led and does not allocate any funds to officer salaries, which is highly efficient for a small nonprofit.
Executive compensation data is sourced from IRS 990 filings, which require nonprofits to disclose the compensation of officers, directors, trustees, and key employees. NonprofitSpending analyzes this data relative to the organization's total revenue and sector benchmarks to assess whether executive pay is reasonable.
Red Flags
The following concerns were identified during AI analysis of Chatham Historical Society's IRS 990 filings:
- Latest filing shows $0 revenue and assets, potentially indicating inactivity or data discrepancy.
Strengths
The following positive indicators were identified for Chatham Historical Society:
- 100% volunteer-led with 0% officer compensation reported across all filings.
- No reported liabilities in any filing period, indicating sound financial management.
- Historically low expenses relative to revenue, suggesting efficient use of funds.
- Strong program focus due to minimal administrative and fundraising overhead.
Frequently Asked Questions about Chatham Historical Society
Is Chatham Historical Society a legitimate charity?
Chatham Historical Society (EIN: 20431004) is a registered tax-exempt nonprofit based in New Hampshire. Our AI analysis gives it a Mission Score of 85/100. It has 3 years of IRS 990 filings on record. 1 red flag identified. 4 strengths noted. Financial health grade: A.
How does Chatham Historical Society spend its money?
Chatham Historical Society directs 90% of its spending to programs and services. This exceeds the 65% industry benchmark.
Are donations to Chatham Historical Society tax-deductible?
Chatham Historical Society is registered as a tax-exempt nonprofit (EIN: 20431004). Donations to most 501(c)(3) organizations are tax-deductible. Consult a tax professional for your specific situation.
How does Chatham Historical Society compare to similar nonprofits?
With a transparency score of 85/100 (Excellent), Chatham Historical Society is above average for NTEE category A80 nonprofits. The score reflects financial transparency, program spending efficiency, and governance quality based on IRS 990 data.
Where is Chatham Historical Society located?
Chatham Historical Society is headquartered in Chatham, New Hampshire and files with the IRS under EIN 20431004. It is classified under NTEE code A80.
How many years of IRS 990 filings does Chatham Historical Society have?
Chatham Historical Society has 3 years of IRS 990 filings on record at NonprofitSpending. Additional filing years may become available as the IRS releases new data.
Is Chatham Historical Society a good charity?
Based on its financial filings, the Chatham Historical Society demonstrates excellent financial efficiency with 0% officer compensation and very low expenses relative to its revenue in prior years. Its focus on volunteerism and lack of liabilities are positive indicators for a small historical society.
Why is the latest revenue and assets $0?
The latest filing shows $0 revenue and assets, which could indicate a period of inactivity, a change in filing requirements for very small organizations, or an error in the provided data. Further investigation into their current operational status would be needed.
How does Chatham Historical Society fund its operations?
Historically, the organization has funded its operations through modest revenues, such as $21,392 in 2018 and $3,054 in 2017. Given the 0% officer compensation, these funds were likely used for direct program expenses and minimal administrative costs.
Filing History
IRS 990 filing history for Chatham Historical Society showing financial trends over 3 years of public records:
Over 3 years of IRS 990 filings (2016–2018), Chatham Historical Society's revenue has grown by 832.9%, moving from $2K to $21K. Total assets increased by 55% over the same period, from $23K to $36K. Total functional expenses rose by 280.5%, from $2K to $9K. In its most recent filing year (2018), Chatham Historical Society reported a surplus of $13K, with revenue exceeding expenses.
| Year | Revenue | Expenses | Assets | Liabilities | Officer Comp. % | |
|---|---|---|---|---|---|---|
| 2018 | $21K | $9K | $36K | $0 | — | View 990 |
| 2017 | $3K | $3K | $23K | $0 | — | View 990 |
| 2016 | $2K | $2K | $23K | $0 | — | View 990 |
Year-by-Year Financial Summary
- 2018: Revenue of $21K, expenses of $9K, and assets of $36K (revenue +600.5% year-over-year).
- 2017: Revenue of $3K, expenses of $3K, and assets of $23K (revenue +33.2% year-over-year).
- 2016: Revenue of $2K, expenses of $2K, and assets of $23K.
View Individual Filing Years
Explore detailed financial data from each IRS 990 filing year for Chatham Historical Society:
Data Sources and Methodology
This transparency report for Chatham Historical Society is generated by NonprofitSpending's AI analysis engine. The data is sourced from publicly available IRS 990 filings accessed through the ProPublica Nonprofit Explorer API and IRS electronic filing records. The Mission Score, spending breakdown, and other analytical insights are produced by artificial intelligence and should be used as one of multiple factors when evaluating a nonprofit organization.
IRS 990 forms are annual information returns that most tax-exempt organizations must file with the IRS. These forms provide detailed financial information including revenue, expenses, assets, liabilities, and compensation of officers. NonprofitSpending processes this data to provide accessible transparency reports for donors, researchers, and the general public.
Disclaimer
AI-generated analysis based on IRS public records. Not financial or legal advice. Verify information directly with the organization.